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40x objective, NA 0.65 plus 2.5x relay lens to Canon T2i

captured as HD Video and then focus stacked.

 

Scale ~8.7 pixels per micron.

Theoretical resolution should be ~0.5 microns

From the exhibition "Primordial", coming up at the Jewett Art Gallery in October 2011.

AB Test of Focus Stacking

 

One stacked from 120 images in about 3 1/2 minutes.

 

The other stacked from 12 images in 18 seconds.

 

Can you tell a difference?

Source: E. C. Bolles Collection of Microscope Slides, San Diego Natural History Museum.

 

Image id: SDNHM_Microscope_Slides_014

watercolor enhancment

 

i like how the veins in the eye can be seen.

Artemia naupli, 10x, DF, HF B

The element germanium can be used to make microscope objectives.

A small disc with a material sample will be placed under the atomic force microscope.

 

Photo: Susan Allen/ Stockton University

Pre-Transformers Perceptor

This is from a beach out by the fort, this is one of the most incredible sand samples I've seen, the whole beach is full of this pebble-like sand

My first microscopic photo. This is a close-up of the edge of a leaf from around the base of the stem of a tomato.

Pre-Transformers Perceptor

I recently replaced the keyboard on an old laptop. These screws are around 1.5mm in length.

0227-49

 

An interesting look at everyday things.

I bought a cheap USB powered Microscope and then started exploring. Some of the images were very unexpected so I thought I would post a few.

 

This cover is yellow but close up you can see the individual colour dots.

 

2015

Various images of organisms from water samples of the SF Bay at Fort Point

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